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Fix for iertutil.dll is missing or was not found in Windows

Today, when I tried to boot up my computer, out of nowhere the error appeared saying “This application has failed to start because iertutil.dll was not found. Re-installing the application may fix this problem.” I was sure that it’s some kind of virus and scanned my PC with anti-virus software, but it couldn’t find anything. Iertutil.dll was not found error was bothering me every time I boot up my computer. I am glad that I found easy solution for iertutil.dll is missing error.


This error appears on every system boot, because it is related with explorer.exe which loads automatically when system loads. The iertutil.dll library is essential for explorer.exe to start.  If explorer.exe is not able to run, you will not be able to use your system until the file is located by Explorer. So, to fix this problem you just need to download and install iertutil.dll from here:

It should fix iertutil.dll was not found error and you will be able to use Windows. This fix will work on Windows XP, Vista, 7, 8, 8.1 and 10. For 64 or 32 bits versions you just have to select the proper version of iertutil.dll on the downloading page.

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